Question
Chromatography: Evaluating Pen Inks
PreLab Questions
Name
Section
1. Observe the following picture of several known indicator dye solutes spotted on the
stationary phase, phenol red, bromocresol purple and bromothymol blue respectively. Which
solute spot would most likely cause problems with the chromatography process and why?
Explain.
Treral
Bed
Erom
Cresol
Parpie
Gromm
Blue

Image Transcription

Chromatography: Evaluating Pen Inks PreLab Questions Name Section 1. Observe the following picture of several known indicator dye solutes spotted on the stationary phase, phenol red, bromocresol purple and bromothymol blue respectively. Which solute spot would most likely cause problems with the chromatography process and why? Explain. Treral Bed Erom Cresol Parpie Gromm Blue

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times vary by subject and question complexity. Median response time is 34 minutes and may be longer for new subjects.
Tagged in
ScienceChemistry

Organic Chemistry

Purification

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Give the name for each of the following compounds: Structural Formula Name Cнз .CH2 CH сH-ҫ—сHҙ CHz ...

A: The first compound consists of a parent chain of two carbon atoms. The cyclopentyl ring and the two ...

Q: HI has a normal boiling point of -35.4°C, and its ΔHvap is 21.16 kJ/mol. Calculate the molar entropy...

A: Boiling point, standard enthalpy of vaporization and standard entropy of vaporization are related by...

Q: A redox reaction involves changes in ____. Select one: A. atomic number B. mass number C. oxidati...

A: A redox reaction can be defined as a chemical reaction in which electrons are transferred between tw...

Q: Write the appropriate equilibrium expression, set up an ICE table, solve for “x” and then proceed to...

A: Since we only answer upto 3 sub-parts, we'll answer the first 3. Please resubmit the question and sp...

Q: Include proper sig figs and all equation work.

A: Given: The mass of naproxen is 529 g.

Q: Consider the titration of 100.0 mL of 0.100 M H2NNH2 (Kb = 3.0 ✕ 10-6) by 0.200 M HNO3. Calculate th...

A: Since there are multiple sub-parts, we will answer for only first three sub-parts. If you require th...

Q: In order to find the specific heat capacity of a metal ring that has a mass of 4.5 g you cool it to ...

A: The specific heat capacity of a metal ring that has a mass of 4.5 g is cooled to 273 K and then drop...

Q: Ozone (O3) in the atmosphere can react with nitric oxide (NO):         O3(g) + NO(g) --> NO2(g) +...

A: The optimum temperature required to drive any specific reaction can be predicted using Gibbs free en...

Q: Fluoroacetic acid is one of the most poisonous of all plants. A 0.318 M solution of the acid is foun...

A: The hydrogen ion concentration [H+] is calculated as shown below. The hydrogen ion concentration is ...